/Engine/Source/Editor/PinnedCommandList/Public/IPinnedCommandList.h
Bind a command list to this widget. To persist the UI between sessions, register your command lists when this widget is constructed.
void BindCommandList ( const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< const [FUICommandList](API\Runtime\Slate\Framework\Commands\FUICommandList) > & InUICommandList )